EP3427021C0 - Optische nitratsensorkompensationsalgorithmen zur multiparameterüberwachung der wasserqualität - Google Patents

Optische nitratsensorkompensationsalgorithmen zur multiparameterüberwachung der wasserqualität

Info

Publication number
EP3427021C0
EP3427021C0 EP17764086.9A EP17764086A EP3427021C0 EP 3427021 C0 EP3427021 C0 EP 3427021C0 EP 17764086 A EP17764086 A EP 17764086A EP 3427021 C0 EP3427021 C0 EP 3427021C0
Authority
EP
European Patent Office
Prior art keywords
water quality
quality monitoring
compensation algorithms
sensor compensation
nitrate sensor
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
EP17764086.9A
Other languages
English (en)
French (fr)
Other versions
EP3427021A4 (de
EP3427021A1 (de
EP3427021B1 (de
Inventor
Christopher John Palassis
Melanie C K Poon
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
YSI Inc
Original Assignee
YSI Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by YSI Inc filed Critical YSI Inc
Publication of EP3427021A1 publication Critical patent/EP3427021A1/de
Publication of EP3427021A4 publication Critical patent/EP3427021A4/de
Application granted granted Critical
Publication of EP3427021C0 publication Critical patent/EP3427021C0/de
Publication of EP3427021B1 publication Critical patent/EP3427021B1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/59—Transmissivity
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J1/00—Photometry, e.g. photographic exposure meter
    • G01J1/42—Photometry, e.g. photographic exposure meter using electric radiation detectors
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
    • G01J3/02—Details
    • G01J3/10—Arrangements of light sources specially adapted for spectrometry or colorimetry
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
    • G01J3/28—Investigating the spectrum
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
    • G01J3/28—Investigating the spectrum
    • G01J3/42—Absorption spectrometry; Double beam spectrometry; Flicker spectrometry; Reflection spectrometry
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
    • G01N21/31—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
    • G01N21/33—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using ultraviolet light
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/84—Systems specially adapted for particular applications
    • G01N21/88—Investigating the presence of flaws or contamination
    • G01N21/8806—Specially adapted optical and illumination features
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/18—Water
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/18—Water
    • G01N33/188—Determining the state of nitrification
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/47—Scattering, i.e. diffuse reflection
    • G01N21/49—Scattering, i.e. diffuse reflection within a body or fluid
    • G01N21/53—Scattering, i.e. diffuse reflection within a body or fluid within a flowing fluid, e.g. smoke
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2201/00—Features of devices classified in G01N21/00
    • G01N2201/06—Illumination; Optics
    • G01N2201/062—LED's

Landscapes

  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • General Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Engineering & Computer Science (AREA)
  • Food Science & Technology (AREA)
  • Medicinal Chemistry (AREA)
  • Biomedical Technology (AREA)
  • Molecular Biology (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
EP17764086.9A 2016-03-09 2017-03-09 Optische nitratsensorkompensationsalgorithmen zur multiparameterüberwachung der wasserqualität Active EP3427021B1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201662305742P 2016-03-09 2016-03-09
PCT/US2017/021555 WO2017156258A1 (en) 2016-03-09 2017-03-09 Optical nitrate sensor compensation algorithms for multiparameter water quality monitoring

Publications (4)

Publication Number Publication Date
EP3427021A1 EP3427021A1 (de) 2019-01-16
EP3427021A4 EP3427021A4 (de) 2019-10-23
EP3427021C0 true EP3427021C0 (de) 2023-11-22
EP3427021B1 EP3427021B1 (de) 2023-11-22

Family

ID=59789837

Family Applications (1)

Application Number Title Priority Date Filing Date
EP17764086.9A Active EP3427021B1 (de) 2016-03-09 2017-03-09 Optische nitratsensorkompensationsalgorithmen zur multiparameterüberwachung der wasserqualität

Country Status (8)

Country Link
US (1) US10955341B2 (de)
EP (1) EP3427021B1 (de)
KR (1) KR102310016B1 (de)
CN (1) CN109073457B (de)
AU (1) AU2017231820B2 (de)
BR (1) BR112018068208B1 (de)
CA (1) CA3016594C (de)
WO (1) WO2017156258A1 (de)

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CA3142363C (en) 2016-11-07 2024-03-05 The Climate Corporation Agricultural implements for soil and vegetation analysis
CN109827902A (zh) * 2019-03-06 2019-05-31 深圳市智水小荷技术有限公司 水质检测设备及其水质检测方法、装置
US20220229036A1 (en) * 2019-06-12 2022-07-21 B.G. Negev Technologies & Applications Ltd., At Ben-Gurion University System and method for determining aqueous nitrate concentration in solution containing dissolved organic carbon
JP7451767B2 (ja) * 2020-05-20 2024-03-18 ワイエスアイ，インコーポレイティド 拡張した立体角の濁度センサ
CN111650141B (zh) * 2020-07-06 2021-06-22 湖南大学 一种基于多波长吸光度的水质监测方法、仪器和系统
CN112179858A (zh) * 2020-09-22 2021-01-05 杭州启绿科技有限公司 基于浊度补偿技术的水质检测方法
CN112461774A (zh) * 2020-11-20 2021-03-09 杭州绿洁环境科技股份有限公司 一种用于总氮分析仪的浊度补偿方法
CN112504983A (zh) * 2020-12-11 2021-03-16 中国科学院西安光学精密机械研究所 一种基于浊度色度补偿的硝酸盐浓度预测方法
CN112986168A (zh) * 2021-02-25 2021-06-18 山东省科学院海洋仪器仪表研究所 一种硝酸盐浓度光学检测装置及检测方法
EP4356110A1 (de) * 2021-06-13 2024-04-24 B.G. Negev Technologies and Applications Ltd., at Ben-Gurion University System und verfahren zur bestimmung der wässrigen nitratkonzentration in einer lösung mit gelöstem organischem kohlenstoff
KR20230031143A (ko) 2021-08-26 2023-03-07 세종대학교산학협력단 미세플라스틱 유래 용존 유기 물질 검출 방법
CN115180719B (zh) * 2022-08-04 2023-11-10 上海交通大学 一种a2o工艺污水处理设施的智能控制方法及系统

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Also Published As

Publication number Publication date
BR112018068208B1 (pt) 2023-12-05
KR20180122403A (ko) 2018-11-12
EP3427021A4 (de) 2019-10-23
AU2017231820B2 (en) 2021-07-29
KR102310016B1 (ko) 2021-10-07
EP3427021A1 (de) 2019-01-16
US20170299511A1 (en) 2017-10-19
WO2017156258A1 (en) 2017-09-14
EP3427021B1 (de) 2023-11-22
CN109073457B (zh) 2021-12-28
US10955341B2 (en) 2021-03-23
CA3016594A1 (en) 2017-09-14
CA3016594C (en) 2021-07-06
CN109073457A (zh) 2018-12-21
AU2017231820A1 (en) 2018-09-27
BR112018068208A2 (pt) 2019-01-29

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